text: /*!
      NSData extension
      YSCategorys
  
      Copyright (c) 2013-2014 YoungShook
      https://github.com/youngshook/YSCategorys
  
      The MIT License (MIT)
      http://www.opensource.org/licenses/mit-license.php
   */
  
  #import <Foundation/Foundation.h>
  
  @interface NSData (YSKit)
  
  - (id)ys_JSONValue;
  - (NSData *)ys_AES256EncryptWithKey:(NSString *)key;    // Encrypt
  - (NSData *)ys_AES256DecryptWithKey:(NSString *)key;    // Decrypt
  
  @end
  